Houston/Galveston, TX

Weather Forecast Office

NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Mon, May 18, 2026 at 5:04:28 pm CDT

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Flood Warning

Small Craft Advisory

Rip Current Statement

Radar

Severe Storms Possible Tuesday Night

Increasing Rain Chances Tuesday through Wednesday

Additional Rainfall Late This Week

Extended Weather Outlook

High Risk of Rip Currents

Small Craft Advisory

Current radar loop for Houston, TX.

A cluster of thunderstorms is expected to develop across central and northeast Texas Tuesday afternoon. This cluster of storms is expected to move across southeast Texas Tuesday evening through early Wednesday morning. Some of these storms will be capable of becoming strong to severe, mainly Tuesday night.

A cluster of thunderstorms is expected to move across southeast Texas late Tuesday into Wednesday morning. Rainfall amounts will average 1 to 3 inches with locally higher totals mainly north of I-10. Areawide Marginal Risk (level 1 of 4) of Excessive Rainfall.

Unsettled pattern will lead to continued high chances for showers and thunderstorms, with additional rounds of moderate to heavy rainfall. This rainfall will generate runoff and river responses, especially where we see repeated heavy rainfall over the same locations.

High rain chances through the weekend. Temperatures near normal through the weekend.

There is a high risk of rip currents along all Gulf facing beaches through Tuesday evening. Stay away from rocks and swim near a life guard.

A Small Craft Advisory is now in effect until Tuesday morning from High Island to Matagorda Ship Channel out 60 nautical miles, including Galveston Bay and Matagorda Bay. Winds will be out of the southeast at 20 kts. with gusts to 30 kts. Seas will be 5-8 ft with rough bay waters.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Crockett	01:35	Rain \ Mist \ Lightning Observed	3	66	66	100	CALM	-	30.09
Caldwell	16:15	Partly Cloudy	10	87	71	58	SSE 20G28	93 [HI]	29.87
College Station	15:53	Partly Cloudy	10	90	73	57	SSE 20G28	98 [HI]	29.87
Huntsville	15:53	Mostly Cloudy	8	87	73	63	SSE 17G29	95 [HI]	29.90
Navasota	16:35	Partly Cloudy	10	90	78	69	SSE 20G24	104 [HI]	29.86
Conroe	15:53	Mostly Clear	10	88	75	65	SSE 16G25	98 [HI]	29.92
Hooks Airport	15:53	Mostly Cloudy	8	88	74	63	SE 15G26	97 [HI]	29.90
Intercontinental Airport	15:53	Mostly Cloudy	10	86	75	69	SSE 15	95 [HI]	29.91
Houston Hobby Airport	15:53	Mostly Cloudy	8	87	76	69	SSE 16	98 [HI]	29.91
Sugar Land	15:53	Overcast	10	88	76	67	SSE 20G26	99 [HI]	29.90
Wharton	16:35	Overcast	7	86	76	72	SSE 17G21	95 [HI]	29.89
Pearland	15:53	Overcast	7	83	75	77	SSE 9G22	-	29.94
Ellington Field	15:54	Overcast	10	84	75	74	SE 18G24	92 [HI]	29.91
La Porte	16:15	Overcast	10	83	76	79	SE 15	92 [HI]	29.93
Angleton/Lake Jackson	15:53	Overcast	10	84	75	74	SSE 22G30	92 [HI]	29.91
Galveston	16:25	Overcast	10	84	77	79	SE 20G26	94 [HI]	29.93
Bay City	16:35	Mostly Cloudy	10	83	81	94	SE 17	96 [HI]	29.86
Palacios	15:53	Haze	6	83	78	85	SE 20	93 [HI]	29.87
Rig 20 Miles SE of Galveston	16:35	Mist	3	80	77	88	SE 24	-	29.95
Rig 20 Miles SE of Matagorda	16:40	Mist	4	82	82	100	SE 13	96 [HI]	29.93

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